Sealed Air Corporation
Sealed Air Corporation (SEE) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SEE · as of Sep 30, 2025
Ownership Breakdown
408
Institutional Holders
▼ 10 vs Q2
$5.28B
Total Inst. Value
▲ $817.12M vs Q2
147.37M
Shares Outstanding
freeFloat 99.64%
149.39M
13F Shares Held
▲ 5.58M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SEE largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. plastic material, synth resin/rubber, cellulos (no glass) | 28.90M | 19.70% | 19.70% | $1.02T | Nov 12, 2025 | ▲ 106.1K |
VANGUARD GROUP INC plastic material, synth resin/rubber, cellulos (no glass) | 18.28M | 12.46% | 12.46% | $646.08B | Nov 7, 2025 | ▼ 315.0K |
T. ROWE PRICE INVESTMENT MANAGEMENT, INC. plastic material, synth resin/rubber, cellulos (no glass) | 8.45M | 5.76% | 5.76% | $298.80B | Nov 14, 2025 | ▼ 2.67M |
MILLENNIUM MANAGEMENT LLC plastic material, synth resin/rubber, cellulos (no glass) | 6.19M | 4.22% | 4.22% | $218.88B | Nov 14, 2025 | ▲ 3.61M |
HARRIS ASSOCIATES L P plastic material, synth resin/rubber, cellulos (no glass) | 5.30M | 3.62% | 3.62% | $187.53B | Nov 14, 2025 | ▼ 36.6K |
STATE STREET CORP plastic material, synth resin/rubber, cellulos (no glass) | 5.10M | 3.47% | 3.47% | $180.17B | Nov 14, 2025 | ▲ 80.1K |
INVESCO LTD. plastic material, synth resin/rubber, cellulos (no glass) | 4.75M | 3.24% | 3.24% | $168.08B | Nov 13, 2025 | ▲ 1.14M |
BANK OF AMERICA CORP /DE/ plastic material, synth resin/rubber, cellulos (no glass) | 4.23M | 2.88% | 2.88% | $149.38B | Feb 3, 2026 | ▲ 5.1K |
ANCORA ADVISORS, LLC plastic material, synth resin/rubber, cellulos (no glass) | 3.44M | 2.34% | 2.34% | $121.51B | Nov 14, 2025 | ▲ 1.54M |
PRICE T ROWE ASSOCIATES INC /MD/ plastic material, synth resin/rubber, cellulos (no glass) | 3.28M | 2.24% | 2.24% | $115.91B | Nov 14, 2025 | ▲ 3.17M |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
33
Increased
+14.84M shares2
New Positions
first time holders14
Decreased
−4.90M shares0
Sold Out
fully exitedNet shares change (top 50)
+9.94M
+14.84M / −4.90M
Net new holders
+21
2 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SEE insider trading · insider activity
Source: SEC Form 4
0
Buy transactions
14
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Johnson Veronika CAO and Controller | Apr 9, 2026 | D-Return | 15,367 | — | — | 0 | Form 4 ↗ |
Rowland Suzanne B director | Apr 9, 2026 | D-Return | 23,483 | — | — | 0 | Form 4 ↗ |
Berryman Kevin C director | Apr 9, 2026 | D-Return | 4,933 | — | — | 0 | Form 4 ↗ |
Berryman Kevin C director | Apr 9, 2026 | D-Return | 18,500 | — | — | 0 | Form 4 ↗ |
Colpron Francoise director | Apr 9, 2026 | D-Return | 24,913 | — | — | 0 | Form 4 ↗ |
Semach Dustin J. President and CEO | Apr 9, 2026 | D-Return | 1,572 | — | — | 0 | Form 4 ↗ |
Racki Byron Jason President, Protective | Apr 9, 2026 | D-Return | 1,866 | — | — | 0 | Form 4 ↗ |
ALLOTT ANTHONY J director | Apr 9, 2026 | D-Return | 10,893 | — | — | 0 | Form 4 ↗ |
Actis-Grande Kristen Chief Financial Officer | Apr 9, 2026 | D-Return | 502 | — | — | 0 | Form 4 ↗ |
Grissett Russell K President, Food | Apr 9, 2026 | D-Return | 502 | — | — | 0 | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Sealed Air Corporation (SEE) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 0.36%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Sealed Air Corporation is BLACKROCK, INC., holding approximately 28.90 million shares — equal to 19.70% of outstanding shares — as of September 30, 2025.
A total of 408 institutional investors currently hold SEE stock, with a combined institutional value of approximately $5.28 billion as of the most recent 13F filing period.
Frequently asked questions
SEE ownershipSealed Air Corporation (SEE) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 19.70% stake. Company insiders hold 0.36%. Data sourced from SEC Form 13F as of September 30, 2025.